<!DOCTYPE html>
<html>
  <head>
    <meta charset="utf-8">
    <title>Vue 测试实例 - 菜鸟教程(runoob.com)</title>
    <script src="https://unpkg.com/vue@next"></script>
  </head>
  <body>
    <div id="hello-vue" class="demo">
      {{ message }}
    </div>
    <script>
const HelloVueApp = {
  data () {
    return {
      message: 'Hello Vue!!'
    }
  }
}
Vue.createApp(HelloVueApp).mount('#hello-vue')
    </script>
  </body>
</html>